CA2072055A1 - Digital video recorder operable in standard and long play modes - Google Patents

Digital video recorder operable in standard and long play modes

Info

Publication number
CA2072055A1
CA2072055A1 CA002072055A CA2072055A CA2072055A1 CA 2072055 A1 CA2072055 A1 CA 2072055A1 CA 002072055 A CA002072055 A CA 002072055A CA 2072055 A CA2072055 A CA 2072055A CA 2072055 A1 CA2072055 A1 CA 2072055A1
Authority
CA
Canada
Prior art keywords
recording
tape
speed
data
video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002072055A
Other languages
English (en)
French (fr)
Inventor
Yukio Kubota
Yoichirou Senshu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16138794&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2072055(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of CA2072055A1 publication Critical patent/CA2072055A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/7921—Processing of colour television signals in connection with recording for more than one processing mode
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • G11B15/4676—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction
    • G11B15/4677—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals
    • G11B15/4678—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals superimposed on the main signal track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape
    • H04N5/78266—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape using more than one track for the recording of one television field or frame, i.e. segmented recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H04N9/8047—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/888—Signal drop-out compensation for signals recorded by pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
CA002072055A 1991-06-28 1992-06-23 Digital video recorder operable in standard and long play modes Abandoned CA2072055A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPP183609/91 1991-06-28
JP3183609A JP3008995B2 (ja) 1991-06-28 1991-06-28 ディジタルビデオ信号の磁気記録装置

Publications (1)

Publication Number Publication Date
CA2072055A1 true CA2072055A1 (en) 1992-12-29

Family

ID=16138794

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002072055A Abandoned CA2072055A1 (en) 1991-06-28 1992-06-23 Digital video recorder operable in standard and long play modes

Country Status (6)

Country Link
US (1) US5359428A (de)
EP (1) EP0529233B1 (de)
JP (1) JP3008995B2 (de)
KR (1) KR100263695B1 (de)
CA (1) CA2072055A1 (de)
DE (1) DE69216504T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69326208T2 (de) * 1992-10-09 1999-12-30 Sony Corp., Tokio/Tokyo Festkörper-Bildaufnahmegerät mit Datenratenwandlung des digitalen Ausgangssignals
KR100285109B1 (ko) * 1993-04-27 2001-03-15 윤종용 디지탈 영상데이타 처리방법
US5587806A (en) * 1993-03-26 1996-12-24 Matsushita Electric Industrial Co., Ltd. Apparatus for separately recording input coded video signal and important data generated therefrom
JP2679941B2 (ja) * 1993-05-10 1997-11-19 松下電器産業株式会社 ディジタル磁気記録再生装置
US6339767B1 (en) * 1997-06-02 2002-01-15 Aurigin Systems, Inc. Using hyperbolic trees to visualize data generated by patent-centric and group-oriented data processing
US5694173A (en) * 1993-12-29 1997-12-02 Kabushiki Kaisha Toshiba Video data arranging method and video data encoding/decoding apparatus
US6141487A (en) * 1994-03-14 2000-10-31 Matsushita Electric Industrial Co., Ltd. Data recording/reproducing apparatus and method for high speed play
US5903704A (en) * 1994-08-26 1999-05-11 Hitachi, Ltd. Apparatus for selectively recording and reproducing received analog and digital signals
SG34287A1 (en) * 1994-10-28 1996-12-06 Hitachi Ltd Input-output circuit recording apparatus and reproduction apparatus for digital video signal
DE19507360B4 (de) * 1995-03-03 2009-05-07 Continental Automotive Gmbh Anzeigeinstrument
DE69623170T2 (de) 1995-04-27 2003-05-15 Hitachi, Ltd. Verfahren und Vorrichtung zum Empfang und/oder Wiedergabe von digitalen Signalen
KR100275043B1 (ko) * 1996-02-07 2000-12-15 구자홍 디지탈 브이씨알(d-vcr)의 영상 기록 재생장치
US6031682A (en) * 1997-07-14 2000-02-29 Iomega Corporation Track trimming and orthogonal recording for cartridge tape
US7966328B2 (en) 1999-03-02 2011-06-21 Rose Blush Software Llc Patent-related tools and methodology for use in research and development projects
US7716060B2 (en) 1999-03-02 2010-05-11 Germeraad Paul B Patent-related tools and methodology for use in the merger and acquisition process
JP2001023318A (ja) * 1999-07-05 2001-01-26 Canon Inc 記録再生装置、記録装置及び再生装置
US6728030B2 (en) 1999-10-22 2004-04-27 David Bellefuil Electronic binoculars having a single display
KR100469114B1 (ko) * 2000-02-03 2005-02-02 마쓰시타 덴키 산교 가부시끼 가이샤 디지털 방식의 자기 기록 장치 및 자기 기록/재생 장치
KR100708101B1 (ko) * 2000-09-05 2007-04-16 삼성전자주식회사 비디오신호 처리 ｉｃ의 엔벨로프 검출 회로 배치 설계 방법 및 이를 이용한 ｉｃ
US7443629B1 (en) * 2007-04-09 2008-10-28 International Business Machines Corporation Apparatus, system, and method for optimizing fast access data storage on segmented tape media

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4719518A (en) * 1985-08-23 1988-01-12 Victor Company Of Japan, Ltd. Magnetic recording apparatus for carrying out recording by selectively using one of two kinds of recording systems
US4725896A (en) * 1985-08-23 1988-02-16 Victor Company Of Japan, Ltd. Magnetic recording apparatus for recording two kinds of mutually different information signals on independent tracks of a magnetic tape
JPH0644375B2 (ja) * 1986-07-22 1994-06-08 株式会社日立製作所 デイジタル信号記録再生装置
JPH07118050B2 (ja) * 1987-03-13 1995-12-18 株式会社日立製作所 デイジタル信号記録再生装置
US4862292A (en) * 1987-08-26 1989-08-29 Canon Kabushiki Kaisha Digital information signal recording apparatus
US5051846A (en) * 1987-10-13 1991-09-24 Victor Company Of Japan, Ltd. Magnetic video tape recording and reproducing apparatus
JPH01194691A (ja) * 1988-01-29 1989-08-04 Hitachi Ltd ディジタル画像信号の記録再生装置
US5032927A (en) * 1988-03-01 1991-07-16 Fuji Photo Film Co., Ltd. Image signal recording apparatus capable of recording compressed image data together with audio data
JP2900385B2 (ja) * 1988-12-16 1999-06-02 ソニー株式会社 フレーム化回路及び方法
US5164831A (en) * 1990-03-15 1992-11-17 Eastman Kodak Company Electronic still camera providing multi-format storage of full and reduced resolution images

Also Published As

Publication number Publication date
EP0529233B1 (de) 1997-01-08
JP3008995B2 (ja) 2000-02-14
US5359428A (en) 1994-10-25
EP0529233A3 (en) 1993-06-30
EP0529233A2 (de) 1993-03-03
DE69216504T2 (de) 1997-04-30
KR100263695B1 (ko) 2000-08-01
KR930001186A (ko) 1993-01-16
DE69216504D1 (de) 1997-02-20
HK1007653A1 (en) 1999-04-16
JPH056505A (ja) 1993-01-14

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Legal Events

Date Code Title Description
FZDE Discontinued